解析JSON的例子

package com.practice.json;
import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;import android.app.Activity;
 import android.os.Bundle;
 import android.util.Log;public class JsonDemo extends Activity {
     /*
      * 解析JSON的例子，str保存的是JSON代码，解析后的数据在LogCat里输出 
     */
  
  String TAG = "Json message";
  
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.main);
         detectJSON();
     }
     
     private void detectJSON() {
      String str = "{"+
      
     "\"日期\" : \"2011-06-06\","+    //Like 是 JSONObject
     "\"Like\" : {"+
       "\"Name\" : \"加内特\","+
       "\"Height\" : \"2.11cm\","+ 
       "\"Age\" : 35"+
     "},"+
   
     //LikeList 就是一个 JSONObject
     "\"LikeList\":" +
      "{\"List\": " +
      "["+
         //这里也是JSONObject
       "{"+
         "\"Name\" : \"Rose\","+
         "\"Height\" : \"190cm\","+ 
         "\"Age\" : 23"+
       "},"+
       //这里也是JSONObject
       "{"+
         "\"Name\" : \"科比\","+
         "\"Height\" : \"198cm\","+ 
         "\"Age\" : 33"+
       "}"+
      "]"+
         "}"+
        "}";
      
      try {
    JSONObject dataJson = new JSONObject(str);
    Log.d(TAG, dataJson.getString("日期"));
    
    JSONObject nbaJson = dataJson.getJSONObject("Like");
   
    Log.d(TAG, nbaJson.getString("Name"));
    Log.d(TAG, nbaJson.getString("Height"));
    Log.d(TAG, nbaJson.get("Age").toString());
    
    JSONObject listJson = dataJson.getJSONObject("LikeList");
    JSONArray arrayJson = listJson.getJSONArray("List");
    
    for(int i=0;i<arrayJson.length();i++) {
     
     JSONObject tempJson = arrayJson.optJSONObject(i);
     
     Log.d(TAG, tempJson.getString("Name"));
     Log.d(TAG, tempJson.getString("Height"));
     Log.d(TAG, tempJson.getString("Age").toString()); 
    }
    
    
   } catch (JSONException e) {
    System.out.println("Something wrong...");
    e.printStackTrace();
   }
     }
 }